CN209416515U - Wall-mounted room temperature acquisition device - Google Patents
Wall-mounted room temperature acquisition device Download PDFInfo
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- CN209416515U CN209416515U CN201920348342.0U CN201920348342U CN209416515U CN 209416515 U CN209416515 U CN 209416515U CN 201920348342 U CN201920348342 U CN 201920348342U CN 209416515 U CN209416515 U CN 209416515U
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- room temperature
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Abstract
The utility model discloses a kind of wall-mounted room temperature acquisition devices, including shell, electronic circuit module is installed in the shell, the electronic circuit module includes master chip, temperature collection circuit and communication module, the temperature collection circuit realizes the transmission of temperature data for being connected with controller for acquiring indoor temperature, the communication module；Liquid crystal display is installed, the rear panel of the shell is equipped with hanging hole on shell front panel；The communication module includes the NB module being connected respectively with master chip and infrared module.The utility model is carried out data transmission using NB module, NB-IOT has the superiority such as low in energy consumption, wide covering, high-throughput, overcome the problems such as power consumption is high, transmission range is close, signal is vulnerable to interference, ensure that temperature data can be transferred to accurately and in time on controller or server, extends using the time.
Description
Technical field
The utility model relates to a kind of wall-mounted room temperature acquisition device, in particular to a kind of collection temperature measurement, acquire and
It uploads in the device of one.
Background technique
Room temperature is user and the ultimate problem all paid close attention to for heat unit.For heat user, this is that final consumption refers to
Mark, and measure one of the important content of heat supply service quality.It monitors user's room temperature situation or heating enterprise is realized and supplied on demand
The important means of heat --- it should guarantee that user's room temperature is up to standard for heat unit, prevent exceeded heat supply from causing energy waste again, together
When also to prevent to owe for causing the generation of customer complaint phenomenon.Therefore the acquisition of room temperature is particularly important.
Room temperature acquisition device in the prior art has the following deficiencies: (1) only by the modes such as ZigBee, infrared to control
Device or monitoring server transmit temperature data, and transmission range is close, and power consumption is big, and signal is easy to be interfered；(2) installation is inconvenient,
User usually arbitrarily places, and leads to the temperature inaccuracy of measurement.
Utility model content
The utility model proposes a kind of novel wall-mounted room temperature acquisition device, the purpose is to: (1) it solves traditional room temperature and adopts
The weak and at high cost problem of the height of power consumption existing for acquisition means, limited transmission distance, signal；(2) existing room temperature acquisition dress is solved
Set the inconvenient problem of installation.
Technical solutions of the utility model are as follows:
A kind of wall-mounted room temperature acquisition device, including shell are equipped with electronic circuit module, the electronics in the shell
Circuit module includes master chip and the clock circuit being connected respectively with master chip and storage circuit, the electronic circuit module
It further include the temperature collection circuit and communication module being connected with the master chip, the temperature collection circuit is in collection room
Temperature, the communication module realizes the transmission of temperature data for being connected with controller；
Liquid crystal display is installed, the liquid crystal display is connected with the master chip on the shell front panel；
The rear panel of the shell is equipped with hanging hole；
The communication module includes the NB module being connected respectively with master chip and infrared module；
The wall-mounted room temperature acquisition device further includes battery module, Voltage stabilizing module and power supply circuit；
The battery module is connected by the Voltage stabilizing module with the master chip；
The battery module is also connected by the power supply circuit with the NB module.
Further improvement as the device: the electronic circuit module further includes power shutdown circuit, the master chip
It is connected by power shutdown circuit with the Voltage stabilizing module to realize the control to the NB module for power supply time.
Further improvement as the device: being additionally provided with concave station on the rear panel of the shell, the hanging hole is arranged recessed
In platform.
Compared with the existing technology, the utility model has the positive effect that: (1) the utility model is using NB module and red
Outer mold piece has the superiority such as low in energy consumption, wide covering, high-throughput as communication module, NB-IOT, overcomes power consumption height, transmission
The problems such as apart from close, signal vulnerable to interference, it is ensured that temperature data can be transferred to accurately and in time on controller or server,
It extends and uses the time；(2) wall mounted versions are used, can be conveniently fixed on wall by hanging hole, prevent user any
Place the temperature inaccuracy for leading to measurement；(3) lithium battery module centrally connected power supply is used, long service life is stable, maintenance side
Just, at low cost；(4) runing time that can control NB module by power shutdown circuit, reduces battery loss, further prolongs
Service life has been grown, cruising ability is improved.
Detailed description of the invention
Fig. 1 is the topological structure schematic diagram of the utility model electronic circuit module.
Fig. 2 is the front side structure schematic diagram of the utility model.
Fig. 3 is the backside configuration schematic diagram of the utility model.
Fig. 4 is the schematic diagram of master chip.
Fig. 5 is the circuit diagram of Voltage stabilizing module.
Fig. 6 is the circuit diagram of NB module.
Fig. 7 is the circuit diagram of power shutdown circuit.
Fig. 8 is the circuit diagram of storage circuit.
Fig. 9 is the circuit diagram of infrared module.
Figure 10 is the circuit diagram of temperature collection circuit.
Figure 11 is the circuit diagram inside liquid crystal display.
Specific embodiment
The technical solution that according to the present invention will be described in detail below with reference to the accompanying drawings:
Such as Fig. 2, a kind of wall-mounted room temperature acquisition device, including shell 100 are equipped in the shell 100 as shown in Figure 1
Electronic circuit module.Such as Fig. 1, the electronic circuit module includes master chip 1 and the clock that is connected respectively with master chip 1
Circuit 12 and storage circuit 11, the electronic circuit module further include the temperature collection circuit 10 being connected with the master chip 1
And communication module, the temperature collection circuit 10 is for acquiring indoor temperature, and the communication module with controller for being connected
Connect the transmission for realizing temperature data.
Such as Fig. 4, the present embodiment, as master chip 1, is furnished with the micro- of following peripheral hardware using the MSP430F6433 of Texas Instrument
Controller: an integrated 3.3V low dropout voltage regulator (LDO), 12 ADC of a high-performance, a comparator, two
USCI, a hardware multiplier, DMA, four 16 bit timing devices, one with the RTC module of warning function, a LCD
Driver and up to 74 I/O pins.
The storage circuit 11 is as shown in figure 8, use ferroelectricity FM24CL64 Nonvolatile ferroelectric memory.
The structure of the temperature collection circuit 10 is as shown in Figure 10, is based on MF52A-10K type temperature sensor, and temperature is adopted
Collect error≤± 0.5 DEG C.
Such as Fig. 2, the shell 100 is plastic material, is equipped with liquid crystal display 2, the liquid crystal display 2 on front panel
It is connected with the LCD driver of the master chip 1, structure is as shown in figure 11.
Such as Fig. 3, the rear panel of the shell 100 is equipped with two or more sets hanging hole 102, and 102 bottom of hanging hole is
Circle, top are vertical bar shaped, and bar shaped bottom connects with circular portion, and the width of These strip-shaped sections is less than the straight of circular portion
Diameter.When mounting, circular portion being inserted on the head of nail on wall, is fallen then as device, nail and These strip-shaped sections cooperate,
Completion mounts.Preferably, concave station 101 is additionally provided on the rear panel of the shell 100, the hanging hole 102 is arranged in concave station 101
In, so as to be adapted to longer nail.
The communication module includes the NB module 7 being connected respectively with master chip 1 and infrared module 8.
The NB module 7 is as shown in fig. 6, the M5310 module of shifting Internet of Things is designed to reference to typical circuit design in use
The mode of platelet is convenient for debugging and replacement telecommunication network.NB module 7 is connect by base station with server, and collected data are sent
To server.NB-IOT technology downlink uses OFDMA, and uplink uses SC-FDMA modulation-demodulation technique, and having can retransmit 200 times
The retransmission mechanism of left and right, greatly improves accuracy of the data in acquisition process.It is reliable by NB-IoT communication module
Performance, superpower ability to communicate and ultralow power consumption can satisfy wisdom heat supply, energy-saving growth requirement.
The infrared module 8 as shown in figure 9, it is based on IRM1738, include the highly sensitive PIN photodiode of high speed and
Low-power consumption, the preposition amplification IC of high-gain are encapsulated using epoxy resin plastic packaging and are designed.
The wall-mounted room temperature acquisition device further includes battery module 4, Voltage stabilizing module 3 and power supply circuit 5.
The battery module 4 is replaceable lithium battery, and output voltage 3.6V is exported and divided two-way: passing through institute all the way
It states Voltage stabilizing module 3 to be connected with the master chip 1, another way is connected by the power supply circuit 5 with the NB module 7.Surely
3.6V voltage pressure stabilizing to 3.3V is that master chip 1 is powered as shown in figure 5, based on MD7533H chip by the circuit of die block 3.
The electronic circuit module further includes power shutdown circuit 6 as shown in Figure 7, and the master chip 1 is closed by power supply
Deenergizing 6 is connected to realize the control to 7 power-on time of NB module with the Voltage stabilizing module 3.
Such as Fig. 1, the electronic circuit module further includes voltage acquisition module, described for monitoring the electricity of battery module 4.
This acquisition device is fixedly mounted on wall, supports displacement alarm；Built-in NB-IOT module, and have 5 years rate；
Non- heating period auto sleep, can be with the automatic correcting time of a connection in month；Built-in lithium battery is powered (capacity 2700mAh), can be mentioned
For the cruise duration of minimum two heating seasons, battery is replaced conveniently, also optional dry cell version；Default frequency acquisition 60 minutes one
Secondary, upload frequencies are twice a day that parameter can be remotely located.This acquisition device uses ultralow Consumption, and battery is for electric life
Greater than 1 year.
Claims (3)
1. a kind of wall-mounted room temperature acquisition device, including shell (100), the shell (100) is interior to be equipped with electronic circuit module,
The electronic circuit module includes master chip (1) and the clock circuit (12) being connected respectively with master chip (1) and storage electricity
Road (11), the electronic circuit module further include the temperature collection circuit (10) being connected with the master chip (1) and communication mould
Block, the temperature collection circuit (10) is for acquiring indoor temperature, and the communication module is for the realization that is connected with controller
The transmission of temperature data, it is characterised in that:
It is equipped with liquid crystal display (2) on shell (100) front panel, the liquid crystal display (2) and the master chip (1)
It is connected；
The rear panel of the shell (100) is equipped with hanging hole (102)；
The communication module includes the NB module (7) being connected respectively with master chip (1) and infrared module (8)；
The wall-mounted room temperature acquisition device further includes battery module (4), Voltage stabilizing module (3) and power supply circuit (5)；
The battery module (4) is connected by the Voltage stabilizing module (3) with the master chip (1)；
The battery module (4) is also connected by the power supply circuit (5) with the NB module (7).
2. wall-mounted room temperature acquisition device as described in claim 1, it is characterised in that: the electronic circuit module further includes electricity
Source breaking circuit (6), the master chip (1) are connected with the Voltage stabilizing module (3) by power shutdown circuit (6) to realize pair
The control of NB module (7) power-on time.
3. wall-mounted room temperature acquisition device as claimed in claim 1 or 2, it is characterised in that: the rear panel of the shell (100)
On be additionally provided with concave station (101), the hanging hole (102) is arranged in concave station (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920348342.0U CN209416515U (en) | 2019-03-19 | 2019-03-19 | Wall-mounted room temperature acquisition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920348342.0U CN209416515U (en) | 2019-03-19 | 2019-03-19 | Wall-mounted room temperature acquisition device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209416515U true CN209416515U (en) | 2019-09-20 |
Family
ID=67945908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920348342.0U Active CN209416515U (en) | 2019-03-19 | 2019-03-19 | Wall-mounted room temperature acquisition device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209416515U (en) |
-
2019
- 2019-03-19 CN CN201920348342.0U patent/CN209416515U/en active Active
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